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CBSE Class 8 Answered

2(2x - 5y) (3y + 4y) - 6(2x - 5y) ( x -y)
Asked by arghyashriv | 20 Jul, 2020, 05:32: PM
answered-by-expert Expert Answer

The question should be 2(2x - 5y)(3y + 4y) - 6(2x - 5y) ( x - y).

 

Solution:

2(2x - 5y)(3x + 4y) - 6(2x - 5y) ( x - y)
= (2x - 5y)[2(3x + 4y) - 6(x - y)]
= (2x - 5y)(6x + 8y - 6x + 6y)
= (2x - 5y)(14y)
=  28xy - 70y2
Answered by Yasmeen Khan | 20 Jul, 2020, 07:35: PM
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